ScienceJohn Michels (Journalist) 1956 |
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Стр. 212
... measured at a distance of 8 millimeters from the phosphor . The background was 2 counts per minute and remained constant . The range of alpha particles was measured by changing the distance between the phos- phor and the source ; it was ...
... measured at a distance of 8 millimeters from the phosphor . The background was 2 counts per minute and remained constant . The range of alpha particles was measured by changing the distance between the phos- phor and the source ; it was ...
Стр. 463
... measured concurrently as a function of illumination intensity . Optical density and luminescence measured 1.5 sec after illumination for about 0.1 sec in a flow system . to be reported fully elsewhere strongly suggest that chlorophyll ...
... measured concurrently as a function of illumination intensity . Optical density and luminescence measured 1.5 sec after illumination for about 0.1 sec in a flow system . to be reported fully elsewhere strongly suggest that chlorophyll ...
Стр. 673
... measured energy is supplemented by a more intense ( unmeasured ) beam , then the efficiency of the small increment of measured light remains nearly constant out to 685 mμ , even at a temperature of 26 ° C . The supplementary beam is ...
... measured energy is supplemented by a more intense ( unmeasured ) beam , then the efficiency of the small increment of measured light remains nearly constant out to 685 mμ , even at a temperature of 26 ° C . The supplementary beam is ...
Содержание
Effect of ergot drugs on Betta splendens | 5 |
AAASRosenthal cancer prize | 20 |
New scheme for performance of osmotic | 43 |
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AAAS acid activity advance American animals annual appears application Association Atomic award biological Board cancer cells chairman changes chemical chemistry Chicago College committee Company complete conference containing Council Department determined director discussion division effect electron energy engineering experiments field give Health important increase indicated industry Institute interest International iron Italy laboratory material means measured Medical Medicine meeting ment method Michigan nature Notes observed obtained Office operation organic percent period physics plant possible present president Press problems production professor published reaction recent References reported represent samples School Science scientific scientists Service session Society structure Table theory tion United Univ University volume Washington York